package HOANGVIETANH;

import java.util.Scanner;

public class SAMPLE4 {
	public static void main(String[] args) {
	//1. khai bao doi tuong scanner
	// scan --> ctrl +space = scanner (importjava.util.Scanner)	
	//System.in: lang nghe va nhan toan bo gia tri nguoi dung
		Scanner tendoituong = new Scanner(System.in);
		
	//2. dua ra loi moi nhap gia tri vao
		System.out.println("moi nhap vao so a?");
		
	//3. Nhan gia tri nguoi dung vua nhap --> gan cho bien a
		double a = tendoituong.nextDouble();
		/*int b = tendoituong.nextInt();
		 * boolean b = tendoituong.nextBoolean();
		 * String d = tendoituong.nextLine();
		 * 
		 */
	}
}
